1999 TW172

1999TW172, 91737, J99TH2W

All data for this body: [vot]

MPC data
Name (number) 1999 TW172 (91737)
a 3.16831
e 0.06770
i / sin(i) 8.2120 / 0.14284
q 2.95382
Q 3.38280
ω 62.6240
Node 239.7525
m 266.2260
n 0.1748
Epoch 2460800.5
nobs 821
nopp 20
Years observed 1999-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.174
ep 0.057
sin(ip) 0.162
G 0.150
H 14.940
Mass
D 6.17 0.312
pV 0.067 0.0119
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.124
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
490 Veritas 0 Veritas Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1741 0.0573 0.1620 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.17 0.312 0.312 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.067 0.0119 0.0119 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.94 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.854 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT